Sharp X68000 EXPERT

The Sharp X68000 EXPERT increased the platform’s standard memory to 2MB when it appeared in March 1989. It retained the signature twin-tower enclosure, 10 MHz processor and powerful graphics and audio hardware of earlier models.

The EXPERT-HD configuration included a 40MB hard disk, while Human68k 2.0 provided an updated operating environment for games, creative applications and software development.

Notable Features

• 2MB RAM standard, improving compatibility with demanding software.
• EXPERT-HD configuration included a 40MB hard disk.
• Supplied with Human68k 2.0.

Historical Significance

• Established 2MB as the practical memory level for much of the later X68000 software library.
• Continued the visually distinctive twin-tower design.

Collector's Notes

• Many games expect at least 2MB, making the EXPERT a practical collector model.
• Original hard disks, power supplies and backup batteries commonly require attention.

Specifications

Technical Information
Name	Sharp X68000 EXPERT
Manufacturer	Sharp
Launched	Tuesday, January 3, 1989
Country	Japan
CPU	Hitachi HD68HC000 at 10 MHz
Units Sold
Form Factor	Horizontal desktop
Input	Keyboard, mouse and two joystick ports
Display	Multi-frequency RGB monitor support
Expansion	Four expansion slots
Operating System	Human68k 2.0
Storage	Two 5.25-inch floppy drives; PRO-HD included 40MB hard disk
Sound	Yamaha YM2151 FM and OKI MSM6258 ADPCM
Graphics	Sharp X68000 custom graphics chipset
RAM	1MB standard, expandable to 12MB
CPU Speed	10 MHz